56547720273 has 8 divisors (see below), whose sum is σ = 82251229536. Its totient is φ = 34271345600.

The previous prime is 56547720263. The next prime is 56547720277. The reversal of 56547720273 is 37202774565.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 56547720273 - 2²⁰ = 56546671697 is a prime.

It is not an unprimeable number, because it can be changed into a prime (56547720277) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 856783608 + ... + 856783673.

It is an arithmetic number, because the mean of its divisors is an integer number (10281403692).

Almost surely, 2^56547720273 is an apocalyptic number.

It is an amenable number.

56547720273 is a deficient number, since it is larger than the sum of its proper divisors (25703509263).

56547720273 is a wasteful number, since it uses less digits than its factorization.

56547720273 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 1713567295.

The product of its (nonzero) digits is 2469600, while the sum is 48.

The spelling of 56547720273 in words is "fifty-six billion, five hundred forty-seven million, seven hundred twenty thousand, two hundred seventy-three".